Chaul is a historic town located in the Raigad district of Maharashtra, India.

Ptolemy in his Geography of India calls the town Symullla or Timulla.

[1][2] The Periplus of the Erythraean Sea mentions that it was a market south of Kalliena (Calliana).

Even Portuguese explorer and writer Duarte Barbosa conceded the fame of Chaul for cotton materials.

[4] The city was annexed by the Maratha Empire in 1740, being ruled by the Angre family and then was conquered from them by the British EIC.